Display screen with a graphical user interface



FIG. 1 is a front view of a display screen with a graphical userinterface showing our new design; and,

FIG. 2 is a second embodiment thereof.

The broken lines at the peripheries of the figures illustrate a display,and the remainder of the broken lines in the figures illustrate portionsof the graphical user interface. None of the broken lines form part ofthe claimed design.

CLAIM The ornamental design for a display screen with a graphical userinterface, as shown and described.